| Age group | Name | Club | CBT | Date | |
| Freestyle 50m | |||||
| MALE | 9 Years | Sam Chamberlain | Swim Bournemouth | 40.15 | 2016 |
| 10 Years | Daniel Staples | Christchurch Seagulls | 37.53 | 2015 | |
| 11 Years | Cameron Bailey | West Dorset | 37.96 | 2015 | |
| 12 Years | George Boulter | Bridport Barracudas | 34.55 | 2016 | |
| FEMALE | 9 Years | Eva Hourigan | Swim Bournemouth | 41.18 | 2016 |
| 10 Years | Poppy Cordell- Thompson | Christchurch Seagulls | 36.15 | 2015 | |
| 11 Years | Ellie Springett | West Dorset | 37.49 | 2016 | |
| 12 Years | Lottie Cleal | Swim Bournemouth | 34.25 | 2017 | |
| Freestyle 100m | |||||
| MALE | 9 Years | Kirron Wheeler | Bridport Barracudas | 1:23.64 | 2016 |
| 10 Years | Thomas Cutbush | Poole | 1:19.30 | 2015 | |
| 11 Years | Daniel van Zyl | Bridport Barracudas | 1:19.47 | 2016 | |
| 12 Years | Aidan Watson | Weymouth | 1:09.49 | 2015 | |
| FEMALE | 9 Years | Hannah Dean | Poole | 1:26.96 | 2016 |
| 10 Years | Amelia Wingrove | Poole | 1:22.91 | 2015 | |
| 11 Years | Amelia Chaffey | Blandford | 1:18.94 | 2017 | |
| 12 Years | Alice Webb | Christchurch Seagulls | 1:12.40 | 2015 | |
| Freestyle 200m | |||||
| MALE | 9 Years | Harry Falconer | Tornadoes of S. Dorset | 3:07.93 | 2016 |
| 10 Years | Edward Jaszek | Christchurch Seagulls | 3:01.44 | 2015 | |
| 11 Years | James Byrne | North Dorset | 3:02.10 | 2015 | |
| 12 Years | Lewis Timms | Weymouth | 2:46.94 | 2017 | |
| FEMALE | 9 Years | Isabella Evans | Poole | 3:11.47 | 2017 |
| 10 Years | Seraphina Beacham | Christchurch Seagulls | 2:57.71 | 2016 | |
| 11 Years | Ellie Springett | West Dorset | 2:55.14 | 2016 | |
| 12 Years | Charlotte Hussey | Bridport Barracudas | 2:45.29 | 2016 | |
| Backstroke 50m | |||||
| MALE | 9 Years | George Honor | Christchurch Seagulls | 47.39 | 2017 |
| 10 Years | Aaron Griffin | Tornadoes of S. Dorset | 43.43 | 2015 | |
| 11 Years | Oliver Slade | North Dorset Turbos | 43.95 | 2017 | |
| 12 Years | Liam Openshaw | Poole | 38.17 | 2015 | |
| FEMALE | 9 Years | Ellie Brown | Swim Bournemouth | 45.54 | 2015 |
| 10 Years | Erin Ryan | Swim Bournemouth | 42.68 | 2016 | |
| 11 Years | Lauren Corn | Poole | 42.29 | 2016 | |
| 12 Years | Daise Bullen | Christchurch Seagulls | 39.46 | 2017 | |
| Backstroke 100m | |||||
| MALE | 9 Years | Edward Leader | Swim Bournemouth | 1:43.42 | 2016 |
| 10 Years | James McNamara | Poole | 1:33.31 | 2017 | |
| 11 Years | Oliver Gibbs | Poole | 1:38.07 | 2016 | |
| 12 Years | George Cartwright | Weymouth | 1:24.40 | 2016 | |
| FEMALE | 9 Years | Mae Phillips | Poole | 1:42.01 | 2016 |
| 10 Years | Lorna Webb | Poole | 1:35.54 | 2015 | |
| 11 Years | Charlotte Pattimore | Tornadoes of S. Dorset | 1:33.64 | 2016 | |
| 12 Years | Megan Wilkinson | Weymouth | 1:23.65 | 2016 | |
| Breaststroke 50m | |||||
| MALE | 9 Years | Kirron Wheeler | Bridport Barracudas | 55.04 | 2016 |
| 10 Years | Rupert Jones | Swim Bournemouth | 50.19 | 2016 | |
| 11 Years | Louis Dunning | Poole | 49.33 | 2015 | |
| 12 Years | Lewis Limm | West Dorset | 45.98 | 2016 | |
| FEMALE | 9 Years | Tilly McHugh | Poole | 54.42 | 2016 |
| 10 Years | Zoe Steele | Poole | 51.46 | 2016 | |
| 11 Years | Lauren McRobbie | West Dorset | 46.12 | 2015 | |
| 12 Years | Adelaide Elsom | West Dorset | 45.11 | 2015 | |
| Breaststroke 100m | |||||
| MALE | 9 Years | Kirron Wheeler | Bridport Barracudas | 1:57.31 | 2016 |
| 10 Years | Cory Baker | Weymouth | 1:46.93 | 2016 | |
| 11 Years | Callum Way | Wareham | 1:47.28 | 2015 | |
| 12 Years | James Ashton | Poole | 1:38.95 | 2015 | |
| FEMALE | 9 Years | Mae Phillips | Poole | 1:53.49 | 2016 |
| 10 Years | Liliana Scoulding-Jones | Swim Bournemouth | 1:43.46 | 2016 | |
| 11 Years | Caitlin Sloman | Bridport Barracudas | 1:42.65 | 2016 | |
| 12 Years | Lucy Steele | Poole | 1:35.96 | 2016 | |
| Butterfly 50m | |||||
| MALE | 9 Years | Edward Leader | Swim Bournemouth | 46.48 | 2016 |
| 10 Years | Xavier West | Poole | 41.62 | 2016 | |
| 11 Years | Cameron Bailey | West Dorset | 40.45 | 2015 | |
| 12 Years | Liam Openshaw | Poole | 37.89 | 2015 | |
| FEMALE | 9 Years | Elissia Warburton | Tornadoes of S. Dorset | 43.90 | 2016 |
| 10 Years | Liliana Scoulding- Jones | Swim Bournemouth | 42.60 | 2016 | |
| 11 Years | Lauren McRobbie | West Dorset | 39.71 | 2015 | |
| 12 Years | Lucy Steele | Poole | 38.20 | 2016 | |
| Individual Medley 100m | |||||
| MALE | 9 Years | Kirron Wheeler | Bridport Barracudas | 1:38.05 | 2016 |
| 10 Years | Aaron Griffin | Tornadoes of S.Dorset | 1:31.99 | 2015 | |
| 11 Years | Lewis Limm | Tornadoes of S.Dorset | 1:32.48 | 2015 | |
| 12 Years | Nathan Morey | Bridport Barracudas | 1:24.57 | 2015 | |
| FEMALE | 9 Years | Isabella Evans | Poole | 1:40.03 | 2017 |
| 10 Years | Amelia Wingrove | Poole | 1:34.32 | 2015 | |
| 11 Years | Amelia Chaffey | Blandford | 1:30.65 | 2017 | |
| 12 Years | Ellie Wilcox | Weymouth | 1:24.65 | 2015 | |
